Division by 0 is impossible.
You can not divide any number by zero, even zero itself.
The reason is that it would give impossible equalities, like this:
1×0=0
If we divide each term by zero: 1=0/0
Now take 2×0=0
Do the same: 2=0/0
So 1 seems to be equal to 2.
That's why we do NEVER divide ANYTHING by zero.